IRONSOFTWAREHOME
USING IRONWORD

C# Open Word Document

Curtis Chau
Curtis Chau
Updated: August 1, 2026

Word application documents are integral to various aspects of professional and personal communication. The ability to manipulate and interact with Microsoft Word document files programmatically is essential for developers looking to automate tasks or integrate document processing into their applications. To be able to work with a Microsoft Word document programmatically in C#, there are many document libraries available. One such library is IronWord, a robust C# Word DOCX library by Iron Software that simplifies working with Word documents in .NET applications.

In this article, we'll explore the robust IronWord - The C# Library, its features, opening Word document collection, and reading data from it.

How to Open Word Documents Collection in C#

  1. Create a Console Application in Visual Studio
  2. Install IronWord C# DOCX library
  3. Open Word document using WordDocument class
  4. Loop through each paragraph using the Paragraph class
  5. Run TextRuns on each Paragraph
  6. Display the contents or Save with SaveAs method

IronWord - The C# DOCX Library

IronWord is a feature-rich C# Word DOCX library developed by Iron Software. It offers a user-friendly API that empowers developers to work with Word documents in their .NET applications with ease. Whether you're creating new Word documents, editing existing ones, or extracting content, IronWord provides a comprehensive set of tools to streamline the process.

Feature Set

1. Compatibility and Cross-Platform Support

IronWord is designed to be versatile, supporting various .NET versions, including .NET 8, 7, 6, Framework, Core, and Azure. Developers can utilize it across different platforms such as Windows, Linux, macOS, iOS, Android, making it adaptable to a wide range of .NET application development scenarios.

2. Document Manipulation

IronWord's capabilities extend beyond simple document creation. It allows for intricate document manipulation, including text and paragraph formatting, image and shape integration, table creation, and much more. This versatility makes IronWord suitable for a variety of applications where precise control over document structure and content is essential.

3. No Dependencies on Microsoft Office

One notable feature of IronWord is its independence from Microsoft Office installations or Word Interop. This means no Word application is required. Developers can harness its functionality without worrying about additional dependencies, ensuring a smoother and more efficient development process.

4. Ease of Use

The library is crafted with a user-friendly API, allowing developers to seamlessly integrate Word document processing functionality into their .NET projects. Moreover, IronWord eliminates the need for installing Microsoft Office or Word Interop, ensuring a hassle-free development experience.

Prerequisites

Before diving into the world of IronWord, make sure you have the following prerequisites in place:

  • Visual Studio: Ensure you have a working installation of Visual Studio, a popular integrated development environment for .NET development. You can download it from here.
  • IronWord: You need to download the library to use its features. You can download NuGet package directly from here.

Setting Up the Environment

To begin, open Visual Studio, and you'll see the welcome screen.

1. Create a New .NET Framework Console Application

Click on "Create a new project." Search for "Console App (.NET Framework)," select it from the list, and click "Next." Name your project and click "Create." Visual Studio will set up a new .NET Framework console application with a basic template, including a Main method as the entry point.

New Project Configuration

2. Install IronWord Using the NuGet Package Manager

In Visual Studio, navigate to the "Tools" menu, select "NuGet Package Manager," and then "Manage NuGet Packages for Solution." In the NuGet window, go to the "Browse" tab, type "IronWord" in the search box, and hit enter. Select the package from the results, ensure your console application project is checked on the right, and click "Install." This will add the necessary references for using IronWord within your C# application. Now you're ready to begin using IronWord to work with Word documents.

IronWord

3. Add Reference to IronWord in Code:

In your C# code file, add the following using statement in the Program.cs file to reference IronWord:

using IronWord;

Steps to Open a Word Document and Read Contents

Now that our project is set up, follow these steps to open a Word document and read its contents using IronWord:

  1. Load an Existing Document:
// Load an existing Word document file
WordDocument doc = new WordDocument("existing_document.docx");

In this step, we create an instance of the WordDocument class from the IronWord library. We use the constructor that takes the path to an existing input Word document (existing_document.docx). This initializes the doc object, representing the loaded Word document from the input file.

Input File:

Input

  1. Read and Manipulate Content:

The following code helps in reading the text content from the opened document file:

// Access paragraphs and text runs
foreach (Paragraph paragraph in doc.Paragraphs)
{
    foreach (TextRun textRun in paragraph.TextRuns)
    {
        // Access the text content of each text run
        string content = textRun.Text;
        // Display content on the console
        Console.WriteLine(content);
    }
}

Here, we iterate through the paragraphs and text runs within the loaded Word document (doc). The foreach loop allows us to traverse each paragraph, and nested within it, each text run. For each textRun, we can access the text content using textRun.Text. This is the point where you can perform any desired manipulations, such as extracting information or modifying the text content programmatically.

  1. Displaying Contents and Output:
// Display contents
Console.WriteLine(content);

In the second foreach loop of the previous step, we are displaying the visible word contents on the console output screen. We can also save some part of the opened document as a new document:

// Method to save changes to the document
doc.SaveAs("modified_document.docx");

The complete program code goes as follows:

using IronWord;
using IronWord.Models;

namespace IronWordExample
{
    // Main program class
    class Program
    {
        // Main method - Entry point of the application
        public static void Main(string[] args)
        {
            // Load existing Word doc file
            WordDocument doc = new WordDocument("existing_document.docx");

            // Access paragraphs and text runs
            foreach (Paragraph paragraph in doc.Paragraphs)
            {
                foreach (TextRun textRun in paragraph.TextRuns)
                {
                    // Access text content
                    string content = textRun.Text;
                    // Display Contents
                    Console.WriteLine(content);
                }
            }

            // Save changes to the document
            doc.SaveAs("modified_document.docx");
        }
    }
}

Output

To explore more functionalities IronWord can perform, please visit this code examples page.

Conclusion

In this article, we explored the capabilities of IronWord, a robust C# Word DOCX library that simplifies the process of opening and manipulating Word documents programmatically. By providing a rich feature set and eliminating dependencies on external software, IronWord empowers developers to seamlessly integrate document processing into their .NET applications. Whether you're automating document-related tasks or enhancing experiences, IronWord proves to be a valuable tool in your .NET toolkit.

To learn more and start incorporating IronWord into your new application projects, visit the documentation page.

IronWord offers a free-trial to test out its complete functionality. This helps you make an informed decision before purchasing it. Its Lite license starts from $999 and further details can be found on this license page.

Try IronWord for free from here.

Curtis Chau
Technical Writer

Curtis Chau holds a Bachelor’s degree in Computer Science (Carleton University) and specializes in front-end development with expertise in Node.js, TypeScript, JavaScript, and React. Passionate about crafting intuitive and aesthetically pleasing user interfaces, Curtis enjoys working with modern frameworks and creating well-structured, visually appealing manuals.

...
Read More

Related Articles

Key in blue circle

Get your free 30-day Trial Key instantly.

Your trial license will be sent to your email address

No limitations. 100% unlocked. No credit card.

bullet_checkedNo credit card or account creation requiredNo limitations. 100% unlocked. No credit card.
  • Logo Aetna
  • Logo NASA
  • Logo GE
  • Logo Porsche
  • Logo USDA
  • Logo Qatar
Join Millions of Engineers who’ve tried IronPDF
Book your free Live Demo
Booking Badge

Trusted by Millions of Engineers Worldwide

Iron Software's customer logos
Get Your No-Obligation Consult
Complete the form below or email sales@ironsoftware.com
Your details will always be kept confidential.
Trusted by Millions of Engineers Worldwide
Iron Software's customer logos
Get your free 30-day Trial Key instantly.
No credit card or account creation required